Catalogue of the Solar System Small Bodies Orbital Evolution
Catalogue of the Solar System Small Bodies Orbital Evolution
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Asteroid General Data
2021 WC
General information
Preliminary designation
2021 WC
Group
Apollo
Absolute magnitude
24.11
Approximate diameter (m)
40
Approximate mass (kg)
1.17·10
8
Number of observations
76
Arc length (days)
48
Approaches
No approaches found
Orbit initial data
Date of initial data
06/09/2026
M
– mean anomaly (degrees)
30.967617
a
– orbit major semiaxis (astronomical units)
1.68294300
e
– orbit eccentricity
0.39904400
ω
– orbit ascending node-perihelion angle (degrees)
346.286959
Ω
– longitude of orbit ascending node (degrees)
69.857813
i
– orbit inclination to the ecliptic plane (degrees)
8.910156
Details...
Orbital evolution
Date
M
a
e
ω
Ω
i
q
P
01/13/1829
296.766585
1.68253687
0.39985898
343.787848
71.097562
8.851648
1.00975940
2.182466
01/21/1858
38.653580
1.68473001
0.40035621
344.127971
70.917935
8.851131
1.01023789
2.186735
01/29/1887
133.984425
1.68692217
0.40071274
344.565952
70.727393
8.858879
1.01095097
2.191004
02/07/1916
224.443239
1.68613996
0.40062226
344.853598
70.582242
8.861249
1.01063476
2.189480
02/14/1945
318.384199
1.68471417
0.39983390
345.216905
70.389484
8.879011
1.01110834
2.186704
02/22/1974
57.504762
1.68337226
0.39918591
345.618181
70.179712
8.890785
1.01139377
2.184092
03/02/2003
158.075086
1.68414586
0.39966058
345.913140
70.028095
8.891372
1.01105915
2.185597
03/09/2032
258.982810
1.68329090
0.39898236
346.333587
69.824067
8.910783
1.01168753
2.183933
03/17/2061
0.763726
1.68416923
0.39953208
346.673469
69.658007
8.909967
1.01128959
2.185643
03/25/2090
102.422185
1.68251466
0.39922411
346.985003
69.469991
8.922618
1.01081424
2.182423
04/03/2119
206.593329
1.68364238
0.39909766
347.453092
69.273296
8.931713
1.01170464
2.184617
04/10/2148
308.264935
1.68345102
0.39937825
347.723277
69.120867
8.933484
1.01111729
2.184245
04/18/2177
53.314364
1.68210694
0.39841446
348.078239
68.932191
8.941343
1.01193121
2.181630
Detailed table...
Graphs...
3D animation...
Calculation on the date...
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This project was supported by the Federal Agency of Education (project codes RNP 2.1.1.1689, RNP 2.1.1.745).
Samara State Technical University
Applied Mathematics and Information Science Department